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<a id='TOP' name='TOP'></a><h2 class='header'><a href='../mains.html'>root</a>/<a href='../files/src.html'>src</a>/<a href='../files/src--consaver.html'>consaver</a>/cons.saver.c</h2>
<em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L89'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L159'><img class='icon' src='../icons/last.png' alt='[last]' /></a><img class='icon' src='../icons/n_top.png' alt='[top]' /><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+1 src/consaver/cons.saver.c'  /> */</em>
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<h2 class='header'>DEFINITIONS</h2>
This source file includes following definitions.
<ol>
<li><a href='#L89' title='Defined at 89.'>send_contents</a></li>
<li><a href='#L145' title='Defined at 145.'>die</a></li>
<li><a href='#L159' title='Defined at 159.'>main</a></li>
</ol>
<hr />
<pre>
<a id='L1' name='L1'></a>   1 <em class='comment'>/*</em>
<a id='L2' name='L2'></a>   2 <em class='comment'>   General purpose Linux console screen save/restore server</em>
<a id='L3' name='L3'></a>   3 <em class='comment'></em>
<a id='L4' name='L4'></a>   4 <em class='comment'>   This program should be setuid vcsa and /dev/vcsa* should be</em>
<a id='L5' name='L5'></a>   5 <em class='comment'>   owned by the same user too.</em>
<a id='L6' name='L6'></a>   6 <em class='comment'></em>
<a id='L7' name='L7'></a>   7 <em class='comment'>   Original idea from Unix Interactive Tools version 3.2b (tty.c)</em>
<a id='L8' name='L8'></a>   8 <em class='comment'>   This code requires root privileges.</em>
<a id='L9' name='L9'></a>   9 <em class='comment'>   You may want to make the cons.saver setuid root.</em>
<a id='L10' name='L10'></a>  10 <em class='comment'>   The code should be safe even if it is setuid but who knows?</em>
<a id='L11' name='L11'></a>  11 <em class='comment'></em>
<a id='L12' name='L12'></a>  12 <em class='comment'>   Partly rewritten by Jakub Jelinek &lt;jakub@redhat.com&gt;.</em>
<a id='L13' name='L13'></a>  13 <em class='comment'></em>
<a id='L14' name='L14'></a>  14 <em class='comment'>   Copyright (C) 1994-2020</em>
<a id='L15' name='L15'></a>  15 <em class='comment'>   Free Software Foundation, Inc.</em>
<a id='L16' name='L16'></a>  16 <em class='comment'></em>
<a id='L17' name='L17'></a>  17 <em class='comment'>   This file is part of the Midnight Commander.</em>
<a id='L18' name='L18'></a>  18 <em class='comment'></em>
<a id='L19' name='L19'></a>  19 <em class='comment'>   The Midnight Commander is free software: you can redistribute it</em>
<a id='L20' name='L20'></a>  20 <em class='comment'>   and/or modify it under the terms of the GNU General Public License as</em>
<a id='L21' name='L21'></a>  21 <em class='comment'>   published by the Free Software Foundation, either version 3 of the License,</em>
<a id='L22' name='L22'></a>  22 <em class='comment'>   or (at your option) any later version.</em>
<a id='L23' name='L23'></a>  23 <em class='comment'></em>
<a id='L24' name='L24'></a>  24 <em class='comment'>   The Midnight Commander is distributed in the hope that it will be useful,</em>
<a id='L25' name='L25'></a>  25 <em class='comment'>   but WITHOUT ANY WARRANTY; without even the implied warranty of</em>
<a id='L26' name='L26'></a>  26 <em class='comment'>   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</em>
<a id='L27' name='L27'></a>  27 <em class='comment'>   GNU General Public License for more details.</em>
<a id='L28' name='L28'></a>  28 <em class='comment'></em>
<a id='L29' name='L29'></a>  29 <em class='comment'>   You should have received a copy of the GNU General Public License</em>
<a id='L30' name='L30'></a>  30 <em class='comment'>   along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</em>
<a id='L31' name='L31'></a>  31 <em class='comment'> */</em>
<a id='L32' name='L32'></a>  32 
<a id='L33' name='L33'></a>  33 <em class='comment'>/* This code does _not_ need to be setuid root. However, it needs</em>
<a id='L34' name='L34'></a>  34 <em class='comment'>   read/write access to /dev/vcsa* (which is priviledged</em>
<a id='L35' name='L35'></a>  35 <em class='comment'>   operation). You should create user vcsa, make cons.saver setuid</em>
<a id='L36' name='L36'></a>  36 <em class='comment'>   user vcsa, and make all vcsa's owned by user vcsa.</em>
<a id='L37' name='L37'></a>  37 <em class='comment'></em>
<a id='L38' name='L38'></a>  38 <em class='comment'>   Seeing other peoples consoles is bad thing, but believe me, full</em>
<a id='L39' name='L39'></a>  39 <em class='comment'>   root is even worse. */</em>
<a id='L40' name='L40'></a>  40 
<a id='L41' name='L41'></a>  41 <em class='comment'>/** \file cons.saver.c</em>
<a id='L42' name='L42'></a>  42 <em class='comment'> *  \brief Source: general purpose Linux console screen save/restore server</em>
<a id='L43' name='L43'></a>  43 <em class='comment'> *</em>
<a id='L44' name='L44'></a>  44 <em class='comment'> *  This code does _not_ need to be setuid root. However, it needs</em>
<a id='L45' name='L45'></a>  45 <em class='comment'> *  read/write access to /dev/vcsa* (which is priviledged</em>
<a id='L46' name='L46'></a>  46 <em class='comment'> *  operation). You should create user vcsa, make cons.saver setuid</em>
<a id='L47' name='L47'></a>  47 <em class='comment'> *  user vcsa, and make all vcsa's owned by user vcsa.</em>
<a id='L48' name='L48'></a>  48 <em class='comment'> *  Seeing other peoples consoles is bad thing, but believe me, full</em>
<a id='L49' name='L49'></a>  49 <em class='comment'> *  root is even worse.</em>
<a id='L50' name='L50'></a>  50 <em class='comment'> */</em>
<a id='L51' name='L51'></a>  51 
<a id='L52' name='L52'></a>  52 <em class='sharp'>#include</em> &lt;config.h&gt;
<a id='L53' name='L53'></a>  53 
<a id='L54' name='L54'></a>  54 <em class='sharp'>#ifndef</em> <a href='../D/_GNU_SOURCE.html' title='Multiple defined in 2 places.'>_GNU_SOURCE</a>
<a id='L55' name='L55'></a>  55 <em class='sharp'>#define</em> <a href='../R/_GNU_SOURCE.html' title='Multiple referred from 2 places.'>_GNU_SOURCE</a>
<a id='L56' name='L56'></a>  56 <em class='sharp'>#endif</em>
<a id='L57' name='L57'></a>  57 
<a id='L58' name='L58'></a>  58 <em class='sharp'>#include</em> &lt;stdlib.h&gt;
<a id='L59' name='L59'></a>  59 <em class='sharp'>#include</em> &lt;stdio.h&gt;
<a id='L60' name='L60'></a>  60 <em class='sharp'>#include</em> &lt;string.h&gt;
<a id='L61' name='L61'></a>  61 
<a id='L62' name='L62'></a>  62 <em class='sharp'>#include</em> &lt;sys/types.h&gt;
<a id='L63' name='L63'></a>  63 <em class='sharp'>#include</em> &lt;sys/stat.h&gt;
<a id='L64' name='L64'></a>  64 <em class='sharp'>#ifdef</em> <a href='../Y/HAVE_SYS_IOCTL_H.html' title='Multiple used in 11 places.'>HAVE_SYS_IOCTL_H</a>
<a id='L65' name='L65'></a>  65 <em class='sharp'>#include</em> &lt;sys/ioctl.h&gt;
<a id='L66' name='L66'></a>  66 <em class='sharp'>#endif</em>
<a id='L67' name='L67'></a>  67 <em class='sharp'>#ifdef</em> HAVE_FCNTL_H
<a id='L68' name='L68'></a>  68 <em class='sharp'>#include</em> &lt;fcntl.h&gt;
<a id='L69' name='L69'></a>  69 <em class='sharp'>#endif</em>
<a id='L70' name='L70'></a>  70 <em class='sharp'>#include</em> &lt;termios.h&gt;
<a id='L71' name='L71'></a>  71 
<a id='L72' name='L72'></a>  72 <em class='sharp'>#include</em> "<a href='lib--unixcompat.h.html'>lib/unixcompat.h</a>"     <em class='comment'>/* STDERR_FILENO */</em>
<a id='L73' name='L73'></a>  73 
<a id='L74' name='L74'></a>  74 <em class='sharp'>#define</em> <a href='../R/LINUX_CONS_SAVER_C.html' title='Multiple referred from 4 places.'>LINUX_CONS_SAVER_C</a>
<a id='L75' name='L75'></a>  75 <em class='sharp'>#include</em> "<a href='src--consaver--cons.saver.h.html'>cons.saver.h</a>"
<a id='L76' name='L76'></a>  76 
<a id='L77' name='L77'></a>  77 <em class='comment'>/*** global variables ****************************************************************************/</em>
<a id='L78' name='L78'></a>  78 
<a id='L79' name='L79'></a>  79 <em class='comment'>/*** file scope macro definitions ****************************************************************/</em>
<a id='L80' name='L80'></a>  80 
<a id='L81' name='L81'></a>  81 <em class='comment'>/*** file scope type declarations ****************************************************************/</em>
<a id='L82' name='L82'></a>  82 
<a id='L83' name='L83'></a>  83 <em class='comment'>/*** file scope variables ************************************************************************/</em>
<a id='L84' name='L84'></a>  84 
<a id='L85' name='L85'></a>  85 <em class='comment'>/*** file scope functions ************************************************************************/</em>
<a id='L86' name='L86'></a>  86 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L87' name='L87'></a>  87 
<a id='L88' name='L88'></a>  88 <strong class='reserved'>static</strong> <strong class='reserved'>void</strong>
<a id='L89' name='L89'></a>  89 <a href='../S/src--consaver--cons.saver.c.html#L273' title='Referred from 273 in src/consaver/cons.saver.c.'>send_contents</a> (<strong class='reserved'>char</strong> *<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>, <strong class='reserved'>unsigned</strong> <strong class='reserved'>int</strong> <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>, <strong class='reserved'>unsigned</strong> <strong class='reserved'>int</strong> <a href='../Y/rows.html' title='Multiple used in 25 places.'>rows</a>)
     <em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><a href='#L145'><img class='icon' src='../icons/right.png' alt='[next]' /></a><img class='icon' src='../icons/n_first.png' alt='[first]' /><a href='#L159'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+89 src/consaver/cons.saver.c'  /> */</em>
<a id='L90' name='L90'></a>  90 <em class='brace'>{</em>
<a id='L91' name='L91'></a>  91     <strong class='reserved'>unsigned</strong> <strong class='reserved'>char</strong> <a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a> = 0, <a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a> = 0;
<a id='L92' name='L92'></a>  92     <strong class='reserved'>unsigned</strong> <strong class='reserved'>int</strong> <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>, <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a>, <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>;
<a id='L93' name='L93'></a>  93     <strong class='reserved'>unsigned</strong> <strong class='reserved'>char</strong> <a href='../D/message.html' title='Multiple defined in 5 places.'>message</a>, <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>[1024], *<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a>;
<a id='L94' name='L94'></a>  94     <strong class='reserved'>unsigned</strong> <strong class='reserved'>short</strong> <a href='../Y/bytes.html' title='Multiple used in 67 places.'>bytes</a>;
<a id='L95' name='L95'></a>  95 
<a id='L96' name='L96'></a>  96     <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> = 2 * <a href='../Y/rows.html' title='Multiple used in 25 places.'>rows</a> * <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>;
<a id='L97' name='L97'></a>  97     <strong class='reserved'>for</strong> (<a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a> = <a href='../Y/rows.html' title='Multiple used in 25 places.'>rows</a>; <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a> &gt; 0; <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>--)
<a id='L98' name='L98'></a>  98         <strong class='reserved'>for</strong> (<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = 0; <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> &lt; <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>; <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>++)
<a id='L99' name='L99'></a>  99         <em class='brace'>{</em>
<a id='L100' name='L100'></a> 100             <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> -= 2;
<a id='L101' name='L101'></a> 101             <strong class='reserved'>if</strong> (<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>[<a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a>] != ' ')
<a id='L102' name='L102'></a> 102                 <strong class='reserved'>goto</strong> <a href='../Y/out.html' title='Multiple used in 200 places.'>out</a>;
<a id='L103' name='L103'></a> 103         <em class='brace'>}</em>
<a id='L104' name='L104'></a> 104   <a href='../Y/out.html' title='Multiple used in 200 places.'>out</a>:
<a id='L105' name='L105'></a> 105 
<a id='L106' name='L106'></a> 106     <a href='../D/message.html' title='Multiple defined in 5 places.'>message</a> = <a href='../S/src--consaver--cons.saver.h.html#L25' title='Defined at 25 in src/consaver/cons.saver.h.'>CONSOLE_CONTENTS</a>;
<a id='L107' name='L107'></a> 107     <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, &amp;<a href='../D/message.html' title='Multiple defined in 5 places.'>message</a>, 1) != 1)
<a id='L108' name='L108'></a> 108         <strong class='reserved'>return</strong>;
<a id='L109' name='L109'></a> 109     <strong class='reserved'>if</strong> (<a href='../Y/read.html' title='Multiple used in 82 places.'>read</a> (0, &amp;<a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a>, 1) != 1)
<a id='L110' name='L110'></a> 110         <strong class='reserved'>return</strong>;
<a id='L111' name='L111'></a> 111     <strong class='reserved'>if</strong> (<a href='../Y/read.html' title='Multiple used in 82 places.'>read</a> (0, &amp;<a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a>, 1) != 1)
<a id='L112' name='L112'></a> 112         <strong class='reserved'>return</strong>;
<a id='L113' name='L113'></a> 113     <strong class='reserved'>if</strong> (<a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a> &gt; <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>)
<a id='L114' name='L114'></a> 114         <a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a> = <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>;
<a id='L115' name='L115'></a> 115     <strong class='reserved'>if</strong> (<a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a> &gt; <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>)
<a id='L116' name='L116'></a> 116         <a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a> = <a href='../Y/lastline.html' title='Multiple used in 6 places.'>lastline</a>;
<a id='L117' name='L117'></a> 117 
<a id='L118' name='L118'></a> 118     <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> = (<a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a> - <a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a>) * <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>;
<a id='L119' name='L119'></a> 119     <a href='../Y/bytes.html' title='Multiple used in 67 places.'>bytes</a> = <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a>;
<a id='L120' name='L120'></a> 120 
<a id='L121' name='L121'></a> 121     <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, &amp;<a href='../Y/bytes.html' title='Multiple used in 67 places.'>bytes</a>, 2) != 2)
<a id='L122' name='L122'></a> 122         <strong class='reserved'>return</strong>;
<a id='L123' name='L123'></a> 123     <strong class='reserved'>if</strong> (<a href='../Y/bytes.html' title='Multiple used in 67 places.'>bytes</a> == 0)
<a id='L124' name='L124'></a> 124         <strong class='reserved'>return</strong>;
<a id='L125' name='L125'></a> 125 
<a id='L126' name='L126'></a> 126     <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> = <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>;
<a id='L127' name='L127'></a> 127     <strong class='reserved'>for</strong> (<a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> = 2 * <a href='../Y/begin_line.html' title='Multiple used in 16 places.'>begin_line</a> * <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>; <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> &lt; 2 * <a href='../Y/end_line.html' title='Multiple used in 25 places.'>end_line</a> * <a href='../Y/columns.html' title='Multiple used in 44 places.'>columns</a>; <a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a> += 2)
<a id='L128' name='L128'></a> 128     <em class='brace'>{</em>
<a id='L129' name='L129'></a> 129         *<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a>++ = <a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>[<a href='../Y/lc_index.html' title='Multiple used in 88 places.'>lc_index</a>];
<a id='L130' name='L130'></a> 130         <strong class='reserved'>if</strong> (<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> == <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a> + <strong class='reserved'>sizeof</strong> (<a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>))
<a id='L131' name='L131'></a> 131         <em class='brace'>{</em>
<a id='L132' name='L132'></a> 132             <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>, <strong class='reserved'>sizeof</strong> (<a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>)) != <strong class='reserved'>sizeof</strong> (<a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>))
<a id='L133' name='L133'></a> 133                 <strong class='reserved'>return</strong>;
<a id='L134' name='L134'></a> 134             <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> = <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>;
<a id='L135' name='L135'></a> 135         <em class='brace'>}</em>
<a id='L136' name='L136'></a> 136     <em class='brace'>}</em>
<a id='L137' name='L137'></a> 137 
<a id='L138' name='L138'></a> 138     <strong class='reserved'>if</strong> (<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> != <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>)
<a id='L139' name='L139'></a> 139         <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>, <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> - <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>) &lt; (<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> - <a href='../Y/outbuf.html' title='Multiple used in 291 places.'>outbuf</a>))
<a id='L140' name='L140'></a> 140             <strong class='reserved'>return</strong>;
<a id='L141' name='L141'></a> 141 <em class='brace'>}</em>
<a id='L142' name='L142'></a> 142 
<a id='L143' name='L143'></a> 143 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L144' name='L144'></a> 144 
<a id='L145' name='L145'></a> 145 <strong class='reserved'>static</strong> <strong class='reserved'>void</strong> <strong class='reserved'>__attribute__</strong> ((<a href='../Y/noreturn.html' title='Multiple used in 2 places.'>noreturn</a>)) <a href='../R/die.html' title='Multiple referred from 21 places.'>die</a> (<strong class='reserved'>void</strong>)
     <em class='comment'>/* <a href='#L89'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L159'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L89'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L159'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+145 src/consaver/cons.saver.c'  /> */</em>
<a id='L146' name='L146'></a> 146 <em class='brace'>{</em>
<a id='L147' name='L147'></a> 147     <strong class='reserved'>unsigned</strong> <strong class='reserved'>char</strong> <a href='../Y/zero.html' title='Multiple used in 5 places.'>zero</a> = 0;
<a id='L148' name='L148'></a> 148     <a href='../Y/ssize_t.html' title='Multiple used in 151 places.'>ssize_t</a> <a href='../Y/ret.html' title='Multiple used in 1090 places.'>ret</a>;
<a id='L149' name='L149'></a> 149     <a href='../Y/ret.html' title='Multiple used in 1090 places.'>ret</a> = <a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, &amp;<a href='../Y/zero.html' title='Multiple used in 5 places.'>zero</a>, 1);
<a id='L150' name='L150'></a> 150     (<strong class='reserved'>void</strong>) <a href='../Y/ret.html' title='Multiple used in 1090 places.'>ret</a>;
<a id='L151' name='L151'></a> 151     <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (3);
<a id='L152' name='L152'></a> 152 <em class='brace'>}</em>
<a id='L153' name='L153'></a> 153 
<a id='L154' name='L154'></a> 154 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L155' name='L155'></a> 155 <em class='comment'>/*** public functions ****************************************************************************/</em>
<a id='L156' name='L156'></a> 156 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L157' name='L157'></a> 157 
<a id='L158' name='L158'></a> 158 <strong class='reserved'>int</strong>
<a id='L159' name='L159'></a> 159 main (<strong class='reserved'>int</strong> <a href='../Y/argc.html' title='Multiple used in 69 places.'>argc</a>, <strong class='reserved'>char</strong> **<a href='../Y/argv.html' title='Multiple used in 74 places.'>argv</a>)
     <em class='comment'>/* <a href='#L145'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L89'><img class='icon' src='../icons/first.png' alt='[first]' /></a><img class='icon' src='../icons/n_last.png' alt='[last]' /><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+159 src/consaver/cons.saver.c'  /> */</em>
<a id='L160' name='L160'></a> 160 <em class='brace'>{</em>
<a id='L161' name='L161'></a> 161     <strong class='reserved'>unsigned</strong> <strong class='reserved'>char</strong> <a href='../Y/action.html' title='Multiple used in 146 places.'>action</a> = 0, <a href='../Y/console_flag.html' title='Multiple used in 56 places.'>console_flag</a> = 3;
<a id='L162' name='L162'></a> 162     <strong class='reserved'>int</strong> <a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, <a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a>, <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>;
<a id='L163' name='L163'></a> 163     <strong class='reserved'>struct</strong> <a href='../Y/stat.html' title='Multiple used in 258 places.'>stat</a> <a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>;
<a id='L164' name='L164'></a> 164     <a href='../Y/uid_t.html' title='Multiple used in 48 places.'>uid_t</a> <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>, <a href='../Y/euid.html' title='Multiple used in 5 places.'>euid</a>;
<a id='L165' name='L165'></a> 165     <strong class='reserved'>char</strong> *<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>, *<a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>, <a href='../Y/console_name.html' title='Multiple used in 3 places.'>console_name</a>[16], <a href='../Y/vcsa_name.html' title='Multiple used in 3 places.'>vcsa_name</a>[16];
<a id='L166' name='L166'></a> 166     <strong class='reserved'>const</strong> <strong class='reserved'>char</strong> *<a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a>, *<a href='../Y/q.html' title='Multiple used in 413 places.'>q</a>;
<a id='L167' name='L167'></a> 167     <strong class='reserved'>struct</strong> <a href='../Y/winsize.html' title='Multiple used in 3 places.'>winsize</a> <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>;
<a id='L168' name='L168'></a> 168 
<a id='L169' name='L169'></a> 169     <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../S/lib--unixcompat.h.html#L50' title='Defined at 50 in lib/unixcompat.h.'>STDERR_FILENO</a>);
<a id='L170' name='L170'></a> 170 
<a id='L171' name='L171'></a> 171     <strong class='reserved'>if</strong> (<a href='../Y/argc.html' title='Multiple used in 69 places.'>argc</a> != 2)
<a id='L172' name='L172'></a> 172         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L173' name='L173'></a> 173 
<a id='L174' name='L174'></a> 174     <a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a> = <a href='../Y/argv.html' title='Multiple used in 74 places.'>argv</a>[1];
<a id='L175' name='L175'></a> 175     <strong class='reserved'>if</strong> (strnlen (<a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>, 15) == 15 || <a href='../Y/strncmp.html' title='Multiple used in 127 places.'>strncmp</a> (<a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>, "/dev/", 5))
<a id='L176' name='L176'></a> 176         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L177' name='L177'></a> 177 
<a id='L178' name='L178'></a> 178     <a href='../Y/setsid.html' title='Multiple used in 2 places.'>setsid</a> ();
<a id='L179' name='L179'></a> 179     <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a> = <a href='../Y/getuid.html' title='Multiple used in 14 places.'>getuid</a> ();
<a id='L180' name='L180'></a> 180     <a href='../Y/euid.html' title='Multiple used in 5 places.'>euid</a> = <a href='../Y/geteuid.html' title='Multiple used in 14 places.'>geteuid</a> ();
<a id='L181' name='L181'></a> 181 
<a id='L182' name='L182'></a> 182     <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>) &lt; 0)
<a id='L183' name='L183'></a> 183         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L184' name='L184'></a> 184     <a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a> = <a href='../Y/open.html' title='Multiple used in 47 places.'>open</a> (<a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>, <a href='../Y/O_RDONLY.html' title='Multiple used in 44 places.'>O_RDONLY</a>);
<a id='L185' name='L185'></a> 185     <strong class='reserved'>if</strong> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a> &lt; 0)
<a id='L186' name='L186'></a> 186         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L187' name='L187'></a> 187     <strong class='reserved'>if</strong> (<a href='../Y/fstat.html' title='Multiple used in 20 places.'>fstat</a> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, &amp;<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>) &lt; 0 || !<a href='../S/lib--fs.h.html#L57' title='Defined at 57 in lib/fs.h.'>S_ISCHR</a> (<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_mode.html' title='Multiple used in 244 places.'>st_mode</a>))
<a id='L188' name='L188'></a> 188         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L189' name='L189'></a> 189 <em class='sharp'>#ifdef</em> <a href='../Y/HAVE_STRUCT_STAT_ST_RDEV.html' title='Multiple used in 20 places.'>HAVE_STRUCT_STAT_ST_RDEV</a>
<a id='L190' name='L190'></a> 190     <strong class='reserved'>if</strong> ((<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_rdev.html' title='Multiple used in 22 places.'>st_rdev</a> &amp; 0xff00) != 0x0400)
<a id='L191' name='L191'></a> 191         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L192' name='L192'></a> 192     <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a> = (<strong class='reserved'>int</strong>) (<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_rdev.html' title='Multiple used in 22 places.'>st_rdev</a> &amp; 0x00ff);
<a id='L193' name='L193'></a> 193 <em class='sharp'>#else</em>
<a id='L194' name='L194'></a> 194     <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a> = 1;          <em class='comment'>/* FIXME */</em>
<a id='L195' name='L195'></a> 195 <em class='sharp'>#endif</em>
<a id='L196' name='L196'></a> 196     <strong class='reserved'>if</strong> (<a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a> &lt; 1 || <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a> &gt; 63)
<a id='L197' name='L197'></a> 197         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L198' name='L198'></a> 198     <strong class='reserved'>if</strong> (<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_uid.html' title='Multiple used in 48 places.'>st_uid</a> != <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>)
<a id='L199' name='L199'></a> 199         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L200' name='L200'></a> 200 
<a id='L201' name='L201'></a> 201     <strong class='reserved'>switch</strong> (<a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>[5])
<a id='L202' name='L202'></a> 202     <em class='brace'>{</em>
<a id='L203' name='L203'></a> 203         <em class='comment'>/* devfs */</em>
<a id='L204' name='L204'></a> 204     <strong class='reserved'>case</strong> 'v':
<a id='L205' name='L205'></a> 205         <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> = "/dev/vc/%d";
<a id='L206' name='L206'></a> 206         <a href='../Y/q.html' title='Multiple used in 413 places.'>q</a> = "/dev/vcc/a%d";
<a id='L207' name='L207'></a> 207         <strong class='reserved'>break</strong>;
<a id='L208' name='L208'></a> 208         <em class='comment'>/* /dev/ttyN */</em>
<a id='L209' name='L209'></a> 209     <strong class='reserved'>case</strong> 't':
<a id='L210' name='L210'></a> 210         <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a> = "/dev/tty%d";
<a id='L211' name='L211'></a> 211         <a href='../Y/q.html' title='Multiple used in 413 places.'>q</a> = "/dev/vcsa%d";
<a id='L212' name='L212'></a> 212         <strong class='reserved'>break</strong>;
<a id='L213' name='L213'></a> 213     <strong class='reserved'>default</strong>:
<a id='L214' name='L214'></a> 214         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L215' name='L215'></a> 215     <em class='brace'>}</em>
<a id='L216' name='L216'></a> 216 
<a id='L217' name='L217'></a> 217     <a href='../Y/snprintf.html' title='Multiple used in 2 places.'>snprintf</a> (<a href='../Y/console_name.html' title='Multiple used in 3 places.'>console_name</a>, <strong class='reserved'>sizeof</strong> (<a href='../Y/console_name.html' title='Multiple used in 3 places.'>console_name</a>), <a href='../Y/p.html' title='Multiple used in 2263 places.'>p</a>, <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a>);
<a id='L218' name='L218'></a> 218     <strong class='reserved'>if</strong> (<a href='../Y/strncmp.html' title='Multiple used in 127 places.'>strncmp</a> (<a href='../Y/console_name.html' title='Multiple used in 3 places.'>console_name</a>, <a href='../Y/tty_name.html' title='Multiple used in 10 places.'>tty_name</a>, <strong class='reserved'>sizeof</strong> (<a href='../Y/console_name.html' title='Multiple used in 3 places.'>console_name</a>)) != 0)
<a id='L219' name='L219'></a> 219         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L220' name='L220'></a> 220 
<a id='L221' name='L221'></a> 221     <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/euid.html' title='Multiple used in 5 places.'>euid</a>) &lt; 0)
<a id='L222' name='L222'></a> 222         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L223' name='L223'></a> 223 
<a id='L224' name='L224'></a> 224     <a href='../Y/snprintf.html' title='Multiple used in 2 places.'>snprintf</a> (<a href='../Y/vcsa_name.html' title='Multiple used in 3 places.'>vcsa_name</a>, <strong class='reserved'>sizeof</strong> (<a href='../Y/vcsa_name.html' title='Multiple used in 3 places.'>vcsa_name</a>), <a href='../Y/q.html' title='Multiple used in 413 places.'>q</a>, <a href='../Y/console_minor.html' title='Multiple used in 6 places.'>console_minor</a>);
<a id='L225' name='L225'></a> 225     <a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a> = <a href='../Y/open.html' title='Multiple used in 47 places.'>open</a> (<a href='../Y/vcsa_name.html' title='Multiple used in 3 places.'>vcsa_name</a>, <a href='../Y/O_RDWR.html' title='Multiple used in 17 places.'>O_RDWR</a>);
<a id='L226' name='L226'></a> 226     <strong class='reserved'>if</strong> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a> &lt; 0)
<a id='L227' name='L227'></a> 227         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L228' name='L228'></a> 228     <strong class='reserved'>if</strong> (<a href='../Y/fstat.html' title='Multiple used in 20 places.'>fstat</a> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, &amp;<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>) &lt; 0 || !<a href='../S/lib--fs.h.html#L57' title='Defined at 57 in lib/fs.h.'>S_ISCHR</a> (<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_mode.html' title='Multiple used in 244 places.'>st_mode</a>))
<a id='L229' name='L229'></a> 229         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L230' name='L230'></a> 230 
<a id='L231' name='L231'></a> 231     <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>) &lt; 0)
<a id='L232' name='L232'></a> 232         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L233' name='L233'></a> 233 
<a id='L234' name='L234'></a> 234     <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_col.html' title='Multiple used in 9 places.'>ws_col</a> = <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_row.html' title='Multiple used in 9 places.'>ws_row</a> = 0;
<a id='L235' name='L235'></a> 235     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, <a href='../Y/TIOCGWINSZ.html' title='Multiple used in 3 places.'>TIOCGWINSZ</a>, &amp;<a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>) &lt; 0
<a id='L236' name='L236'></a> 236         || <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_col.html' title='Multiple used in 9 places.'>ws_col</a> &lt;= 0 || <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_row.html' title='Multiple used in 9 places.'>ws_row</a> &lt;= 0 || <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_col.html' title='Multiple used in 9 places.'>ws_col</a> &gt;= 256 || <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_row.html' title='Multiple used in 9 places.'>ws_row</a> &gt;= 256)
<a id='L237' name='L237'></a> 237         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L238' name='L238'></a> 238 
<a id='L239' name='L239'></a> 239     <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a> = 4 + 2 * <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_col.html' title='Multiple used in 9 places.'>ws_col</a> * <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_row.html' title='Multiple used in 9 places.'>ws_row</a>;
<a id='L240' name='L240'></a> 240     <a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a> = calloc (<a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>, 1);
<a id='L241' name='L241'></a> 241     <strong class='reserved'>if</strong> (<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a> == <a href='../Y/NULL.html' title='Multiple used in 5646 places.'>NULL</a>)
<a id='L242' name='L242'></a> 242         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L243' name='L243'></a> 243 
<a id='L244' name='L244'></a> 244     <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, &amp;<a href='../Y/console_flag.html' title='Multiple used in 56 places.'>console_flag</a>, 1) != 1)
<a id='L245' name='L245'></a> 245         <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L246' name='L246'></a> 246 
<a id='L247' name='L247'></a> 247     <strong class='reserved'>while</strong> (<a href='../Y/console_flag.html' title='Multiple used in 56 places.'>console_flag</a> &amp;&amp; <a href='../Y/read.html' title='Multiple used in 82 places.'>read</a> (0, &amp;<a href='../Y/action.html' title='Multiple used in 146 places.'>action</a>, 1) == 1)
<a id='L248' name='L248'></a> 248     <em class='brace'>{</em>
<a id='L249' name='L249'></a> 249         <strong class='reserved'>switch</strong> (<a href='../Y/action.html' title='Multiple used in 146 places.'>action</a>)
<a id='L250' name='L250'></a> 250         <em class='brace'>{</em>
<a id='L251' name='L251'></a> 251         <strong class='reserved'>case</strong> <a href='../S/src--consaver--cons.saver.h.html#L22' title='Defined at 22 in src/consaver/cons.saver.h.'>CONSOLE_DONE</a>:
<a id='L252' name='L252'></a> 252             <a href='../Y/console_flag.html' title='Multiple used in 56 places.'>console_flag</a> = 0;
<a id='L253' name='L253'></a> 253             <strong class='reserved'>continue</strong>;
<a id='L254' name='L254'></a> 254         <strong class='reserved'>case</strong> <a href='../S/src--consaver--cons.saver.h.html#L23' title='Defined at 23 in src/consaver/cons.saver.h.'>CONSOLE_SAVE</a>:
<a id='L255' name='L255'></a> 255             <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/euid.html' title='Multiple used in 5 places.'>euid</a>) &lt; 0
<a id='L256' name='L256'></a> 256                 || <a href='../Y/lseek.html' title='Multiple used in 19 places.'>lseek</a> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, 0, 0) != 0
<a id='L257' name='L257'></a> 257                 || <a href='../Y/fstat.html' title='Multiple used in 20 places.'>fstat</a> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, &amp;<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>) &lt; 0 || <a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_uid.html' title='Multiple used in 48 places.'>st_uid</a> != <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>
<a id='L258' name='L258'></a> 258                 || <a href='../Y/read.html' title='Multiple used in 82 places.'>read</a> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, <a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>, <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>) != <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>
<a id='L259' name='L259'></a> 259                 || <a href='../Y/fstat.html' title='Multiple used in 20 places.'>fstat</a> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, &amp;<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>) &lt; 0 || <a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_uid.html' title='Multiple used in 48 places.'>st_uid</a> != <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>)
<a id='L260' name='L260'></a> 260                 <a href='../Y/memset.html' title='Multiple used in 162 places.'>memset</a> (<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>, 0, <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>);
<a id='L261' name='L261'></a> 261             <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>) &lt; 0)
<a id='L262' name='L262'></a> 262                 <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L263' name='L263'></a> 263             <strong class='reserved'>break</strong>;
<a id='L264' name='L264'></a> 264         <strong class='reserved'>case</strong> <a href='../S/src--consaver--cons.saver.h.html#L24' title='Defined at 24 in src/consaver/cons.saver.h.'>CONSOLE_RESTORE</a>:
<a id='L265' name='L265'></a> 265             <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/euid.html' title='Multiple used in 5 places.'>euid</a>) &gt;= 0
<a id='L266' name='L266'></a> 266                 &amp;&amp; <a href='../Y/lseek.html' title='Multiple used in 19 places.'>lseek</a> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, 0, 0) == 0 &amp;&amp; <a href='../Y/fstat.html' title='Multiple used in 20 places.'>fstat</a> (<a href='../Y/console_fd.html' title='Multiple used in 8 places.'>console_fd</a>, &amp;<a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>) &gt;= 0 &amp;&amp; <a href='../Y/st.html' title='Multiple used in 447 places.'>st</a>.<a href='../Y/st_uid.html' title='Multiple used in 48 places.'>st_uid</a> == <a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>)
<a id='L267' name='L267'></a> 267                 <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (<a href='../Y/vcsa_fd.html' title='Multiple used in 8 places.'>vcsa_fd</a>, <a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a>, <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>) != <a href='../Y/buffer_size.html' title='Multiple used in 6 places.'>buffer_size</a>)
<a id='L268' name='L268'></a> 268                     <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L269' name='L269'></a> 269             <strong class='reserved'>if</strong> (<a href='../Y/seteuid.html' title='Multiple used in 7 places.'>seteuid</a> (<a href='../Y/uid.html' title='Multiple used in 41 places.'>uid</a>) &lt; 0)
<a id='L270' name='L270'></a> 270                 <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L271' name='L271'></a> 271             <strong class='reserved'>break</strong>;
<a id='L272' name='L272'></a> 272         <strong class='reserved'>case</strong> <a href='../S/src--consaver--cons.saver.h.html#L25' title='Defined at 25 in src/consaver/cons.saver.h.'>CONSOLE_CONTENTS</a>:
<a id='L273' name='L273'></a> 273             <a href='../S/src--consaver--cons.saver.c.html#L89' title='Defined at 89 in src/consaver/cons.saver.c.'>send_contents</a> (<a href='../Y/buffer.html' title='Multiple used in 1012 places.'>buffer</a> + 4, <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_col.html' title='Multiple used in 9 places.'>ws_col</a>, <a href='../Y/winsz.html' title='Multiple used in 13 places.'>winsz</a>.<a href='../Y/ws_row.html' title='Multiple used in 9 places.'>ws_row</a>);
<a id='L274' name='L274'></a> 274             <strong class='reserved'>break</strong>;
<a id='L275' name='L275'></a> 275         <strong class='reserved'>default</strong>:
<a id='L276' name='L276'></a> 276             <strong class='reserved'>break</strong>;
<a id='L277' name='L277'></a> 277         <em class='brace'>}</em>
<a id='L278' name='L278'></a> 278 
<a id='L279' name='L279'></a> 279         <strong class='reserved'>if</strong> (<a href='../Y/write.html' title='Multiple used in 59 places.'>write</a> (1, &amp;<a href='../Y/console_flag.html' title='Multiple used in 56 places.'>console_flag</a>, 1) != 1)
<a id='L280' name='L280'></a> 280             <a href='../S/src--consaver--cons.saver.c.html#L145' title='Defined at 145 in src/consaver/cons.saver.c.'>die</a> ();
<a id='L281' name='L281'></a> 281     <em class='brace'>}</em>
<a id='L282' name='L282'></a> 282 
<a id='L283' name='L283'></a> 283     <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (0);
<a id='L284' name='L284'></a> 284 <em class='brace'>}</em>
<a id='L285' name='L285'></a> 285 
<a id='L286' name='L286'></a> 286 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
</pre>
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